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This is a port of D.J. Bernstein's CDB to PHP. It's based on the copy that appears in PHP 5.3. Changes are: * Error returns replaced with exceptions * Exception thrown if sizes or offsets are between 2GB and 4GB * Some variables renamed This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
| File Size: | 494 lines (12 kb) |
| Included or required: | 0 times |
| Referenced: | 3 times |
| Includes or requires: | 0 files |
CdbFunctions:: (3 methods):
unsignedMod()
unsignedShiftRight()
hash()
CdbReaderPHP:: (10 methods):
__construct()
close()
get()
match()
findStart()
read()
unpack31()
unpackSigned()
findNext()
find()
CdbWriterPHP:: (9 methods):
__construct()
set()
close()
write()
posplus()
addend()
addbegin()
finish()
throwException()
Class: CdbFunctions - X-Ref
Common functions for readers and writers| unsignedMod( $a, $b ) X-Ref |
| Take a modulo of a signed integer as if it were an unsigned integer. $b must be less than 0x40000000 and greater than 0 param: int $a param: int $b return: int |
| unsignedShiftRight( $a, $b ) X-Ref |
| Shift a signed integer right as if it were unsigned param: int $a param: int $b return: int |
| hash( $s ) X-Ref |
| The CDB hash function. param: string $s return: int |
Class: CdbReaderPHP - X-Ref
CDB reader class| __construct( $fileName ) X-Ref |
param: string $fileName |
| close() X-Ref |
| No description |
| get( $key ) X-Ref |
param: mixed $key return: bool|string |
| match( $key, $pos ) X-Ref |
param: string $key param: int $pos return: bool |
| findStart() X-Ref |
| No description |
| read( $length, $pos ) X-Ref |
param: int $length param: int $pos return: string |
| unpack31( $s ) X-Ref |
| Unpack an unsigned integer and throw an exception if it needs more than 31 bits param: string $s return: mixed |
| unpackSigned( $s ) X-Ref |
| Unpack a 32-bit signed integer param: string $s return: int |
| findNext( $key ) X-Ref |
param: string $key return: bool |
| find( $key ) X-Ref |
param: mixed $key return: bool |
Class: CdbWriterPHP - X-Ref
CDB writer class| __construct( $fileName ) X-Ref |
param: string $fileName |
| set( $key, $value ) X-Ref |
param: string $key param: string $value |
| close() X-Ref |
| write( $buf ) X-Ref |
param: string $buf |
| posplus( $len ) X-Ref |
param: int $len |
| addend( $keylen, $datalen, $h ) X-Ref |
param: int $keylen param: int $datalen param: int $h |
| addbegin( $keylen, $datalen ) X-Ref |
param: int $keylen param: int $datalen |
| finish() X-Ref |
| throwException( $msg ) X-Ref |
| Clean up the temp file and throw an exception param: string $msg |
| Generated: Fri Nov 28 14:03:12 2014 | Cross-referenced by PHPXref 0.7.1 |